UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '731DsZbeKqNqnHqumAz7nYhOjF1lDNtLCthqWfYQ4MI=' 
WHERE 
  key_id = '56c4056327e371b33918cf985c8876051c18b80efdc7fc67b275cf397294a54b' 
  AND (
    token = '731DsZbeKqNqnHqumAz7nYhOjF1lDNtLCthqWfYQ4MI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )